foundationdb/fdbserver/workloads/SuspendProcesses.actor.cpp

94 lines
3.6 KiB
C++

/*
* SuspendProcesses.actor.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2022 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <boost/algorithm/string/predicate.hpp>
#include "fdbserver/workloads/workloads.actor.h"
#include "fdbserver/ServerDBInfo.h"
#include "fdbclient/Status.h"
#include "fdbclient/StatusClient.h"
#include "fdbclient/ManagementAPI.actor.h"
#include "fdbclient/RunTransaction.actor.h"
#include "flow/actorcompiler.h" // has to be last include
struct SuspendProcessesWorkload : TestWorkload {
std::vector<std::string> prefixSuspendProcesses;
double suspendTimeDuration;
double waitTimeDuration;
SuspendProcessesWorkload(WorkloadContext const& wcx) : TestWorkload(wcx) {
prefixSuspendProcesses =
getOption(options, LiteralStringRef("prefixesSuspendProcesses"), std::vector<std::string>());
waitTimeDuration = getOption(options, LiteralStringRef("waitTimeDuration"), 0);
suspendTimeDuration = getOption(options, LiteralStringRef("suspendTimeDuration"), 0);
}
std::string description() const override { return "SuspendProcesses"; }
Future<Void> setup(Database const& cx) override { return Void(); }
ACTOR Future<Void> _start(Database cx, SuspendProcessesWorkload* self) {
wait(delay(self->waitTimeDuration));
state ReadYourWritesTransaction tr(cx);
loop {
try {
tr.setOption(FDBTransactionOptions::ACCESS_SYSTEM_KEYS);
tr.setOption(FDBTransactionOptions::LOCK_AWARE);
RangeResult kvs = wait(tr.getRange(KeyRangeRef(LiteralStringRef("\xff\xff/worker_interfaces/"),
LiteralStringRef("\xff\xff/worker_interfaces0")),
CLIENT_KNOBS->TOO_MANY));
ASSERT(!kvs.more);
std::vector<Standalone<StringRef>> suspendProcessInterfaces;
for (auto it : kvs) {
auto ip_port =
(it.key.endsWith(LiteralStringRef(":tls")) ? it.key.removeSuffix(LiteralStringRef(":tls"))
: it.key)
.removePrefix(LiteralStringRef("\xff\xff/worker_interfaces/"));
for (auto& killProcess : self->prefixSuspendProcesses) {
if (boost::starts_with(ip_port.toString().c_str(), killProcess.c_str())) {
suspendProcessInterfaces.push_back(it.value);
TraceEvent("SuspendProcessSelectedProcess").detail("IpPort", printable(ip_port));
}
}
}
for (auto& interf : suspendProcessInterfaces) {
BinaryReader::fromStringRef<ClientWorkerInterface>(interf, IncludeVersion())
.reboot.send(RebootRequest(false, false, self->suspendTimeDuration));
}
return Void();
} catch (Error& e) {
wait(tr.onError(e));
}
}
}
Future<Void> start(Database const& cx) override {
if (clientId != 0)
return Void();
return _start(cx, this);
}
Future<bool> check(Database const& cx) override { return true; }
void getMetrics(std::vector<PerfMetric>& m) override {}
};
WorkloadFactory<SuspendProcessesWorkload> SuspendProcessesWorkloadFactory("SuspendProcesses");